package ooday03.T1;

public class InterfaceDemo {
    public static void main(String[] args) {

    }
}

interface inter1 {
    public abstract void show();
}

interface inter2 {
    void show();
}

interface inter3 {
    void show();

    void test();
}

class Aoo implements inter1{
    public void show(){
        System.out.println();
    }
}
abstract class Boo{
    abstract void say();
}
class Coo extends Boo implements  inter1,inter3{
    public void show(){

    }
    public void test(){

    }
    void say(){

    }
}